[Tagging] [Wiki Talk] Why OSM and not another collaborative mapping service?

[Ineiev]

On Wed, May 06, 2015 at 08:29:48PM -0600, Mike Thompson wrote:
> To the extent possible I think we should focus on the positive and avoid
> negative statements about other projects,

Why not, if they are true?

> or over generalizations about
> those projects.  For example "Your mapping service is a closed system" is
> both negative and a generalization.  There may be some other mapping system
> service that is also open like OSM that the reader is part of. Perhaps just
> title that box "Closed Mapping Systems"

Of course there may be, but can you list any other projects aiming
to make free maps? on the other hand, wiki could enumerate particular
well-known services producing nonfree maps.

> re:
> "There multiple collaborative mapping services. Each of them is a direct
> rival to OpenStreetMap in terms of competing for contributors and map
> editing contributions. OpenStreetMap is better than any other competitor
> for one simple and very fundamental reason"
> This is not necessarily true.  For example, a project may capture data that
> OSM is not interested in, and therefore it is not a direct rival.

Again, it _may_; are there any counterexamples?